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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
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| State | Conformation | minimum conformation | conformer description | state description |
|---|---|---|---|---|
| 1 | 1 | yes | C2 | 1A |
| hartrees | |
|---|---|
| Energy at 0K | -268.064063 |
| Energy at 298.15K | -268.072282 |
| HF Energy | -267.821214 |
| Nuclear repulsion energy | 194.207789 |
| Mode Number | Symmetry | Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P | Dep U |
|---|---|---|---|---|---|---|---|
| 1 | A | 3164 | 3003 | 20.34 | |||
| 2 | A | 3060 | 2905 | 9.10 | |||
| 3 | A | 3054 | 2899 | 120.60 | |||
| 4 | A | 1604 | 1523 | 6.79 | |||
| 5 | A | 1565 | 1485 | 2.81 | |||
| 6 | A | 1414 | 1342 | 10.99 | |||
| 7 | A | 1277 | 1212 | 7.76 | |||
| 8 | A | 1232 | 1169 | 52.13 | |||
| 9 | A | 1182 | 1122 | 26.84 | |||
| 10 | A | 1157 | 1099 | 147.36 | |||
| 11 | A | 980 | 930 | 1.53 | |||
| 12 | A | 970 | 921 | 7.76 | |||
| 13 | A | 734 | 697 | 0.65 | |||
| 14 | A | 278 | 264 | 0.70 | |||
| 15 | B | 3169 | 3008 | 39.45 | |||
| 16 | B | 3101 | 2943 | 78.22 | |||
| 17 | B | 3065 | 2910 | 74.45 | |||
| 18 | B | 1559 | 1480 | 0.91 | |||
| 19 | B | 1463 | 1389 | 12.82 | |||
| 20 | B | 1369 | 1300 | 0.04 | |||
| 21 | B | 1248 | 1184 | 3.00 | |||
| 22 | B | 1175 | 1116 | 17.33 | |||
| 23 | B | 1091 | 1035 | 36.42 | |||
| 24 | B | 974 | 924 | 51.91 | |||
| 25 | B | 921 | 875 | 30.85 | |||
| 26 | B | 651 | 618 | 4.47 | |||
| 27 | B | 24 | 23 | 18.07 |
| A | B | C |
|---|---|---|
| 0.25917 | 0.25366 | 0.14339 |
Point Group is C2
Cartesians (Å)| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| C1 | 0.000 | 0.000 | 1.204 |
| C2 | -0.284 | 0.709 | -0.945 |
| C3 | 0.284 | -0.709 | -0.945 |
| O4 | 0.000 | 1.147 | 0.377 |
| O5 | 0.000 | -1.147 | 0.377 |
| H6 | 0.896 | 0.040 | 1.837 |
| H7 | -0.896 | -0.040 | 1.837 |
| H8 | -1.365 | 0.703 | -1.145 |
| H9 | 1.365 | -0.703 | -1.145 |
| H10 | -0.208 | -1.387 | -1.646 |
| H11 | 0.208 | 1.387 | -1.646 |
| C1 | C2 | C3 | O4 | O5 | H6 | H7 | H8 | H9 | H10 | H11 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| C1 | 2.2805 | 2.2805 | 1.4139 | 1.4139 | 1.0984 | 1.0984 | 2.8060 | 2.8060 | 3.1758 | 3.1758 | C2 | 2.2805 | 1.5280 | 1.4207 | 2.2959 | 3.0953 | 2.9457 | 1.0990 | 2.1801 | 2.2112 | 1.0917 | C3 | 2.2805 | 1.5280 | 2.2959 | 1.4207 | 2.9457 | 3.0953 | 2.1801 | 1.0990 | 1.0917 | 2.2112 | O4 | 1.4139 | 1.4207 | 2.2959 | 2.2933 | 2.0399 | 2.0847 | 2.0915 | 2.7566 | 3.2481 | 2.0470 | O5 | 1.4139 | 2.2959 | 1.4207 | 2.2933 | 2.0847 | 2.0399 | 2.7566 | 2.0915 | 2.0470 | 3.2481 | H6 | 1.0984 | 3.0953 | 2.9457 | 2.0399 | 2.0847 | 1.7948 | 3.8007 | 3.1089 | 3.9225 | 3.7971 | H7 | 1.0984 | 2.9457 | 3.0953 | 2.0847 | 2.0399 | 1.7948 | 3.1089 | 3.8007 | 3.7971 | 3.9225 | H8 | 2.8060 | 1.0990 | 2.1801 | 2.0915 | 2.7566 | 3.8007 | 3.1089 | 3.0703 | 2.4405 | 1.7861 | H9 | 2.8060 | 2.1801 | 1.0990 | 2.7566 | 2.0915 | 3.1089 | 3.8007 | 3.0703 | 1.7861 | 2.4405 | H10 | 3.1758 | 2.2112 | 1.0917 | 3.2481 | 2.0470 | 3.9225 | 3.7971 | 2.4405 | 1.7861 | 2.8041 | H11 | 3.1758 | 1.0917 | 2.2112 | 2.0470 | 3.2481 | 3.7971 | 3.9225 | 1.7861 | 2.4405 | 2.8041 |
| atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
|---|---|---|---|---|---|---|---|---|
| C1 | O4 | C2 | 107.127 | C1 | O5 | C3 | 107.127 | |
| C2 | C3 | O5 | 102.210 | C2 | C3 | H9 | 111.123 | |
| C2 | C3 | H10 | 114.115 | C3 | C2 | O4 | 102.210 | |
| C3 | C2 | H8 | 111.123 | C3 | C2 | H11 | 114.115 | |
| O4 | C1 | O5 | 108.383 | O4 | C1 | H6 | 107.914 | |
| O4 | C1 | H7 | 111.542 | O4 | C2 | H8 | 111.575 | |
| O4 | C2 | H11 | 108.421 | O5 | C1 | H6 | 111.542 | |
| O5 | C1 | H7 | 107.914 | O5 | C3 | H9 | 111.575 | |
| O5 | C3 | H10 | 108.421 | H6 | C1 | H7 | 109.570 | |
| H8 | C2 | H11 | 109.235 | H9 | C3 | H10 | 109.235 |
| Number | Element | Mulliken | CHELPG | AIM | ESP |
|---|---|---|---|---|---|
| 1 | C | 0.255 | |||
| 2 | C | -0.039 | |||
| 3 | C | -0.039 | |||
| 4 | O | -0.555 | |||
| 5 | O | -0.555 | |||
| 6 | H | 0.148 | |||
| 7 | H | 0.148 | |||
| 8 | H | 0.152 | |||
| 9 | H | 0.152 | |||
| 10 | H | 0.166 | |||
| 11 | H | 0.166 |
| x | y | z | |
|---|---|---|---|
| x | 4.973 | -0.051 | 0.000 |
| y | -0.051 | 4.795 | 0.000 |
| z | 0.000 | 0.000 | 6.301 |
| <r2> | 93.273 |
|---|---|
| (<r2>)1/2 | 9.658 |